Description
Oracle MySQL before 5.7.3, Oracle MySQL Connector/C (aka libmysqlclient) before 6.1.3, and MariaDB before 5.5.44 use the --ssl option to mean that SSL is optional, which allows man-in-the-middle attackers to spoof servers via a cleartext-downgrade attack, aka a "BACKRONYM" attack.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://packetstormsecurity.com/files/131688/MySQL-SSL-TLS-Downgrade.html ↗
- http://mysqlblog.fivefarmers.com/2015/04/29/ssltls-in-5-6-and-5-5-ocert-advisory/ ↗
- http://www.securityfocus.com/bid/74398 ↗
- https://github.com/mysql/mysql-server/commit/3bd5589e1a5a93f9c224badf983cd65c45215390 ↗
- https://access.redhat.com/security/cve/cve-2015-3152 ↗
- http://rhn.redhat.com/errata/RHSA-2015-1646.html ↗
- http://www.debian.org/security/2015/dsa-3311 ↗
- http://mysqlblog.fivefarmers.com/2014/04/02/redefining-ssl-option/ ↗
- http://rhn.redhat.com/errata/RHSA-2015-1647.html ↗
- http://www.securitytracker.com/id/1032216 ↗
- https://www.duosecurity.com/blog/backronym-mysql-vulnerability ↗
- https://jira.mariadb.org/browse/MDEV-7937 ↗
- http://www.ocert.org/advisories/ocert-2015-003.html ↗
- http://lists.fedoraproject.org/pipermail/package-announce/2015-July/161625.html ↗
- http://www.securityfocus.com/archive/1/535397/100/1100/threaded ↗
- http://lists.fedoraproject.org/pipermail/package-announce/2015-July/161436.html ↗
- http://rhn.redhat.com/errata/RHSA-2015-1665.html ↗